Home / 25,092.08-34,540.14-21,687.52

Finding the Fourth Proportional to 25,092.08, 34,540.14 and 21,687.52

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Solution

The fourth proportional to 25,092.08, 34,540.14 and 21,687.52 is: 29,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092.08 : 34,540.14 = 21,687.52 : x
  2. Step 2: Convert to fraction form
    25,092.08/34,540.14 = 21,687.52/x
  3. Step 3: Cross multiply
    25,092.08x = 34,540.14 × 21,687.52
  4. Step 4: Simplify right side
    25,092.08x = 749,089,868.62
  5. Step 5: Solve for x
    x = 749,089,868.62/25,092.08
  6. Step 6: Final answer
    x = 29,853.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.